Overview

overview

10

Static

static

10

5e4f37340f...c3.exe

windows10-2004-x64

10

5e4f37340f...c3.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    5e4f37340fb9e84476518e9fb450815c8135ba471f11168a3b7d4a8fc32f25c3.bin
  • Size 55KB
  • Sample260906-vvsycayepd
  • SHA256 5e4f37340fb9e84476518e9fb450815c8135ba471f11168a3b7d4a8fc32f25c3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
asyncratdefaultdefense_evasiondiscoveryexecutionpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • kolaybet.club:8080

  • kolaybet.club:443

  • c2.kolaybet.club:8080

  • c2.kolaybet.club:443

Mutex

  • z9m0eR3bAHnN

Attributes
  • delay

    3

  • install

    true

  • install_file

    tele@engineer_at_meta.exe

  • install_folder

    %AppData%

aes.plain

Extracted

Language

  • ps1

Deobfuscated
Source
URLs
  • ps1.dropper

    http://kolaybet.club/load.ps1

Targets

    • Target
      5e4f37340fb9e84476518e9fb450815c8135ba471f11168a3b7d4a8fc32f25c3.bin
    • Size 55KB
    • SHA256 5e4f37340fb9e84476518e9fb450815c8135ba471f11168a3b7d4a8fc32f25c3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

    • Async RAT payload

      rat

    • Family: AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

      ratasyncrat

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks